ash trees

This undated photo provided by the Minnesota Department of Natural Resources shows an adult emerald ash borer. Maine forestry officials gave expanded quarantine zones to try to prevent the spread of three invasive forest pests that pose threats to the state's timber industry. The pests include the emerald ash borer, hemlock woolly adelgid and European larch canker.

Maine Forest Service urges municipalities to prepare for emerald ash borer infestations

Ari Snider

The state plans to release data from summer surveys in November, which could indicate where the invasive beetle is spreading.

Environment and Outdoors

As emerald ash borer is found in new areas, Maine further restricts movement of ash products

Irwin Gratz

The emerald ash borer is continuing to spread across the state. The invasive insect has recently been observed in Lovell, Gray, Lewiston, Waterville and Oakland. These are the first detections in Androscoggin and Kennebec counties.

FILE - In this Oct. 26, 2011 file photo, an emerald ash borer larvae is removed from an ash tree in Saugerties, N.Y. On Thursday, Sept. 14, 2017, the International Union for the Conservation of Nature said five prominent species of ash tree in the eastern U.S. have been driven to the brink of extinction from years of lethal attack by the ash borer beetle. (AP Photo/Mike Groll, File)

Environment and Outdoors

The Scourge at Maine's Door: The insect threatening Maine’s ash trees and tribal culture's roots

Barbara Cariddi

The emerald ash borer threatens to kill all of Maine’s ash trees, and the roots of tribal culture.

Environment and Outdoors

Scientists: Ash Tree Species Pushed To Brink Of Extinction

NEW YORK - A scientific group says five prominent species of ash tree in the eastern U.S. have been driven to the brink of extinction from years of lethal…